static int reset_simple_update()

in reset-simple.c [31:53]

• 19 lines of code
• 2 McCabe index (conditional complexity)

static int reset_simple_update(struct reset_controller_dev *rcdev,
			       unsigned long id, bool assert)
{
	struct reset_simple_data *data = to_reset_simple_data(rcdev);
	int reg_width = sizeof(u32);
	int bank = id / (reg_width * BITS_PER_BYTE);
	int offset = id % (reg_width * BITS_PER_BYTE);
	unsigned long flags;
	u32 reg;

	spin_lock_irqsave(&data->lock, flags);

	reg = readl(data->membase + (bank * reg_width));
	if (assert ^ data->active_low)
		reg |= BIT(offset);
	else
		reg &= ~BIT(offset);
	writel(reg, data->membase + (bank * reg_width));

	spin_unlock_irqrestore(&data->lock, flags);

	return 0;
}